57 lines
1.2 KiB
JavaScript
57 lines
1.2 KiB
JavaScript
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const prettyHrtime = require('pretty-hrtime');
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const clone = require('clone');
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// leak example from https://auth0.com/blog/four-types-of-leaks-in-your-javascript-code-and-how-to-get-rid-of-them/
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let theLeak = null;
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const anotherLeak = [];
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const fibonacci = (num) => {
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if (num <= 1) return 1;
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return fibonacci(num - 1) + fibonacci(num - 2);
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};
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module.exports = (server) => {
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server.route({
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method: 'GET',
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path: '/mem',
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config: {
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handler: (req, reply) => {
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const start = process.hrtime();
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const originalLeak = theLeak;
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const unused = () => {
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// referencig something that is going to be replaced
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if (originalLeak) {
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console.log("hi");
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}
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};
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theLeak = {
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longStr: new Array(1000000).join('*')
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};
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anotherLeak.push(anotherLeak.length);
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const end = process.hrtime(start);
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reply(prettyHrtime(end));
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}
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}
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});
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server.route({
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method: 'GET',
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path: '/cpu',
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config: {
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handler: (req, reply) => {
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const start = process.hrtime();
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fibonacci(40);
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const end = process.hrtime(start);
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reply(prettyHrtime(end));
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}
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}
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});
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};
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